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OB-1 393 optical brightening agent Pakistan

OB-1 393 optical brightening agent is a yellow-green powder,very popular in Pakistan.It is widely used in various plastic products,have a good whitening effect for PET,PE,PP,PC,its one of the best optical brighteners

  • Brand: Raytop
  • Appearance: Yellow Green
  • Purity: 98.5%
  • Color shade: Blue
  • Finess: 300 mesh
  • Package: 10kg/25kg per fiber drum
  • Shelf Life: 2 years
Call Us: +86-15854199366

OB-1 393 optical brightening agent is a yellow-green powder,very popular in Pakistan.It is widely used in various plastic products,have a good whitening effect for PET,PE,PP,PC,its one of the best optical brighteners.

optical brighteners 393.JPG


Product Name:Optical Brightener OB-1

Chemical Name:2.2’-(4.4’-diphenol vinyl) dibenzoxazol

CAS No.:1533-45-5

C.I. No.:393

Molecular Formula:C28H18N2O2

Molecular Weight:414 

Technical Index:Appearance:yellowish green powder 

Melting Point:357~359°C 

Purity:≥98.5% 

Recommend Dosage:200-500g per 1000kg material

Package:10KG/25kg per fiber drum with 450kg or 500 kg or 675kg/pallet


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